Panasonic TC-55AS650U Service Manual

Also see for TC-55AS650U: Owner's manual Ehelp

136.4.3. Data copy from TV set to USB Memory1. Turn on the TV set.2. Insert USB Memory with a startup file (pwd file) to USB terminal.On-screen Display will be appeared according to the startup file automatically.3. Input a following password for (a) or (b) by using remote control.(a) For Board replacement : 2770(b) For Hotel : 4850Data will be copied from TV set to USB Memory.It takes around 2 to 6 minutes maximum for copying.4. After the completion of copying to USB Memory, remove USB Memory from TV set.5. Turn off the TV set.Note:Following new folder will be created in USB Memory for data from TV set.(a) For Board replacement : user_setup(b) For Hotel : hotel